#linea-oferta{
    background-color:white;
    border-style:solid;
    border-color:grey;
    border-width:1px;
    padding:20px 5px 20px 5px;
    height:320px;
    width:575px;

}

#principal{
    background-color:white;
    width:260px;
    height:160px;
    float:left;
}
#mas{
    text-align:right;
    height:160px;
    width:50px;
    float:left;
}
#secundario{
    background-color:white;
    width:260px;
    height:160px;
    margin-left:310px;
}
